CATH Classification

Domain Context

CATH Clusters

Superfamily Protein tyrosine phosphatase superfamily
Functional Family Tyrosine-protein phosphatase non-receptor type 1

Enzyme Information

3.1.3.48
Protein-tyrosine-phosphatase.
based on mapping to UniProt P18031
Protein tyrosine phosphate + H(2)O = protein tyrosine + phosphate.
-!- Dephosphorylates O-phosphotyrosine groups in phosphoproteins, such as the products of EC 2.7.10.2.

UniProtKB Entries (1)

P18031
PTN1_HUMAN
Homo sapiens
Tyrosine-protein phosphatase non-receptor type 1

PDB Structure

PDB 4QBW
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
The second-sphere residue T263 is important for the function and catalytic activity of PTP1B via interaction with the WPD-loop
Xiao, P., Wang, X., Wang, H.M., Fu, X.L., Cui, F.A., Yu, X., Wen, S.S., Bi, W.X., Sun, J.P.
Int.J.Biochem.Cell Biol.
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